Ignore nil types.

Fixes #67
go-spatial · Aug 6, 2016 · b8a5b8c · b8a5b8c
1 parent ebeb2b9
commit b8a5b8c
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/mvt/feature.go b/mvt/feature.go
@@ -287,6 +287,10 @@ func keyvalMapsFromFeatures(features []Feature) (keyMap []string, valMap []inter
 
 			switch vt := v.(type) {
 			default:
+				if vt == nil {
+					// ignore nil types
+					continue
+				}
 				return keyMap, valMap, fmt.Errorf("Unsupported type for value(%v) with key(%v) in tags for feature %v.", vt, k, f)
 
 			case string: